The material used for coating the electrode is called? Mark as favorite Copy Link protective layer binder slag flux Check Answer
The width of cut produced in gas cutting operation is know as? Mark as favorite Copy Link gauging kerf drag bavel Check Answer
In a gas cut plate, the cut show grooves and has deep drag lines. This is due to? Mark as favorite Copy Link tip to close to the cut surface too much travel speed less oxygen pressure smaller size cutting nozzle Check Answer
In DC welding heat distribution is possible between electrode and the base metal due to the change of polarity. The distribution of heat is? Mark as favorite Copy Link positive 2/3 and negative 1/3 positive 1/3 and negative 2/3 positive 1/4 and negative 3/4 positive 3/4 and negative 1/4 Check Answer
Ratio of oxygen and acetylene required for gas welding is? Mark as favorite Copy Link 1:2 1:1 1:3 2:1 Check Answer
One of the functions of electrode coating is? Mark as favorite Copy Link to increase welding current to stabilize the arc to prevent rusting to control arc temperature Check Answer
If a worker has suffered from electric shock, he should be? Mark as favorite Copy Link given an alcoholic drink given a cold drink made to walk kept warm and covered Check Answer
Which oxyacetylene welding is used for thinner material? Mark as favorite Copy Link rightward leftward upward downward Check Answer
Which one of the following required of preheating in the welding? Mark as favorite Copy Link cast iron high speed steel all non-ferrous material all of these Check Answer
It is necessary to remove the flow residues in gas welding? Mark as favorite Copy Link to get a good look to provide protection to the welder to prevent drilling to prevent from rust Check Answer